
Wirnet iBTS
Document title : Installation and
Maintenance Manual
Version : 2.0
Author : SNI
Date : 04/12/2018
Classification
This document is the strict property of Kerlink and shall not be either copied nor sent without express
written authorization of Kerlink
Internal Use
Kerlink m2m technologies reserved rights
Confidential
Kerlink – 1 rue Jacqueline Auriol – 35235 THORIGNÉ-FOUILLARD
Page 59 / 221
Strict confidential
Sniffer (x2)
Based on Semtech SX1239
300MHz to 1020MHz frequency range
FSK, GFSK, MSK, GMSK and OOK demodulator
FSK Bit rates up to 300 kb/s
Digital filtering, demodulation, AGC, AFC, synchronization and packet
handling
Accurate RSSI measurements through automatic gain calibration
115dB Dynamic Range RSSI
+35dBm to +75dBm IIP2 depending on AGC configuration
-18dBm to +20dBm IIP3 depending on AGC configuration
66 dB typ. CW interferer rejection at 1 MHz offset
79 dB typ. CW interferer rejection at 10 MHz offset
Auto test
Check of the LoRa LOC module power supplies by MCU
Operating
temperature range
-20°C to +85°C
Current drain @48V
130mA in Receive Mode (all demodulators activated)
120mA in Transmit mode@27dBm